CN107830163A - Hydraulic gear-shifting system with parking control function - Google Patents
Hydraulic gear-shifting system with parking control function Download PDFInfo
- Publication number
- CN107830163A CN107830163A CN201711274441.0A CN201711274441A CN107830163A CN 107830163 A CN107830163 A CN 107830163A CN 201711274441 A CN201711274441 A CN 201711274441A CN 107830163 A CN107830163 A CN 107830163A
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- Prior art keywords
- valve
- parking
- port
- oil
- opening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0262—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being hydraulic
- F16H61/0265—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being hydraulic for gearshift control, e.g. control functions for performing shifting or generation of shift signals
- F16H61/0267—Layout of hydraulic control circuits, e.g. arrangement of valves
- F16H61/0269—Layout of hydraulic control circuits, e.g. arrangement of valves characterised by low integration or small number of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/34—Locking or disabling mechanisms
- F16H63/3416—Parking lock mechanisms or brakes in the transmission
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/34—Locking or disabling mechanisms
- F16H63/3416—Parking lock mechanisms or brakes in the transmission
- F16H63/3483—Parking lock mechanisms or brakes in the transmission with hydraulic actuating means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
- Control Of Transmission Device (AREA)
Abstract
The present invention relates to the hydraulic gear-shifting system with parking control function, including shift module and parking module, parking inverting module includes the parking reversal valve of control parking lock, and parking reversal valve is provided with the first oil circuit and the second oil circuit for parking lock fuel feeding or oil return；Also include the 3rd oil circuit for being provided with P gear opening valves and the 4th oil circuit provided with non-P gear opening valves；P gear opening valves are controlled by the 4th magnetic valve C1_cv, and the oil inlet end of P gear opening valves connects with second solenoid valve B2_cv output end, and the output end of P gear opening valves passes through parking reversal valve and the first oil communication；Non- P gears opening valve is controlled by the 3rd magnetic valve B3_cv, and the oil inlet end of non-P gears opening valve connects with the 5th magnetic valve C2_cv output end, and the output end of non-P gears opening valve passes through parking reversal valve and the second oil communication；Also include the switch valve of control parking reversal valve.The control oil circuit of parking reversal valve and the oil circuit of shift module share, and simplify the oil circuit of hydraulic system.
Description
Technical field
The present invention relates to the hydraulic gear-shifting system with parking control function.
Background technology
As people require more and more higher, the dynamic power shift gear box application in engineering machinery at home for shift quality
Also increasingly popularize.The key property of dynamic power shift gear box is exactly shift gears stationarity and rapidity, is delayed mainly by hydraulic gear-shifting
Valve control shift clutch is rushed to ensure.In the prior art, the control of clutch or brake not only needs control valve control of shifting gears
Liquefaction road, it is also necessary to which solenoid valve control is shifted gears control valve, causes control system component more and system complex.
The content of the invention
The technical problems to be solved by the invention are to provide that a kind of controllable parking lock is turned on and off and oil circuit is simple, side
Just the hydraulic gear-shifting system with parking control function arranged.
In order to solve the above technical problems, the technical scheme is that：Hydraulic gear-shifting system with parking control function,
Including shift module, the shift module includes the working connection of connection pump oil module, in addition to second brake B2, the 3rd braking
Device B3, first clutch C1 and second clutch C2, the second electricity of the control second brake is provided with the working connection
Magnet valve B2_cv, control the 3rd magnetic valve B3_cv, the 4th magnetic valve C1_cv for controlling first clutch and the control of the 3rd brake
5th magnetic valve C2_cv of second clutch processed；
Also include parking inverting module, the parking inverting module includes the parking reversal valve of control parking lock, described to stay
Car reversal valve is provided with the first oil circuit and the second oil circuit for the parking lock fuel feeding or oil return；Also include being provided with P gear opening valves
3rd oil circuit and the 4th oil circuit provided with non-P gear opening valves；
The P gear opening valve control by the 4th magnetic valve C1_cv, the oil inlet end of the P gears opening valve and described the
Two magnetic valve B2_cv output end connection, the output end of the P gears opening valve are connected by the parking reversal valve and the first oil circuit
It is logical；
The non-P gear opening valve control by the 3rd magnetic valve B3_cv, and the non-P keeps off the oil inlet end and the of opening valve
Five magnetic valve C2_cv output end connection, the output end of the non-P gears opening valve pass through the parking reversal valve and described second
Oil communication；
Also include the switch valve for controlling the parking reversal valve.
As preferable technical scheme, P gears opening valve, the non-P gear opening valves and the parking reversal valve are
Mechanical valve；The opening end of the P gears opening valve connects with the 4th magnetic valve C1_cv；The opening end of the non-P gears opening valve
Connected with the 3rd magnetic valve B3_cv；The switch valve is magnetic valve, and the output port of the switch valve changes with the parking
Connected to the opening end of valve.
As preferable technical scheme, in addition to the first brake B1 and the first electromagnetism for controlling the first brake B1
Valve B1_cv.
As preferable technical scheme, the first magnetic valve B1_cv, second solenoid valve B2_cv, the 3rd magnetic valve B3_
Cv, the 4th magnetic valve C1_cv and the 5th magnetic valve C2_cv include magnet coil and valve body, and the valve body is provided with first and adjusted
Save port, the second regulation port, normally opened port and overflow port, under the magnet coil off-position, second adjustable side
Mouth is in opening, and the first regulation port is closed, and the magnet coil is powered, the first regulation port
Adjusted with the described second regulation port aperture size with the size of current of the magnet coil, and then realize that normally opened port is different
Oil pressure exports.
As preferable technical scheme, the first regulation port of the 5th magnetic valve C2_cv connects with the working connection,
Second regulation port connects back to oil-piping, and normally opened port connects with the second clutch C2 and the non-P gears opening valve；
The second regulation port of the 3rd magnetic valve B3_cv includes first port and second port, first port and institute
Working connection connection is stated, second port connects with second solenoid valve B2_cv the first regulation port；First regulation port connects back to oil
Pipeline, normally opened port connect with the first brake B3 and the non-P gears opening valve；
The second regulation port of the second solenoid valve B2_cv connects back to oil-piping；Normally opened port and the described first braking
Device B2 and P gear opening valve connections；
The first regulation port of the 4th magnetic valve C1_cv connects with the working connection, and the second regulation port connects back to
Oil-piping, normally opened port connect with the second clutch C1 and P gear opening valves；
The second regulation port of the first magnetic valve B1_cv connects with the working connection, and the first regulation port connects back to
Oil-piping, normally opened port connect with the first brake B1.
As preferable technical scheme, the working connection is provided with pressure maintaining valve.
By adopting the above-described technical solution, the hydraulic gear-shifting system with parking control function realize shift module and
The oil circuit of parking inverting module shares, wherein, when parking lock is opened, switch valve opens parking reversal valve, the first oil circuit and the
Three oil communications, the second oil circuit and the 4th oil communication, the 4th magnetic valve C1_cv control P gear opening valves are opened, second solenoid valve
B2_cv is opened to parking lock fuel feeding；The oil return of parking lock is then let out back by the non-P gear opening valves and the 5th magnetic valve C2_cv
Into oil sump.Hydraulic oil flow direction passes through second solenoid valve B2_cv or the 5th on the contrary, difference is when parking lock is closed
During magnetic valve C2_cv drainings, second solenoid valve B2_cv and the 5th magnetic valve C2_cv need not be opened.Above-mentioned shifting system is not only
The overall oil circuit of hydraulic system is simplified, the quantity of valve body is also reduced, beneficial to the arrangement of whole hydraulic system.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the hydraulic schematic diagram of the present invention；
Fig. 2 is the control principle drawing of magnetic valve in the embodiment of the present invention；
Fig. 3 is the shift logic figure of the present invention.
Embodiment
As shown in figure 1, the hydraulic gear-shifting system with parking control function, including shift module, the shift module bag
Include connection pump oil module working connection g, in addition to second brake B2, the 3rd brake B3, first clutch C1 and second from
Clutch C2, the second solenoid valve B2_cv for controlling the second brake B2 is provided with the working connection, controls the 3rd brake
The 5th of B3 the 3rd magnetic valve B3_cv, control first clutch C1 the 4th magnetic valve C1_cv and control second clutch C2
Magnetic valve C2_cv.Also include parking inverting module, the parking inverting module includes the parking reversal valve of control parking lock 11
10, the parking reversal valve 10 is provided with the first oil circuit 14 and the second oil circuit 13 for the fuel feeding of parking lock 11 or oil return；Also wrap
Include the 3rd oil circuit 15 provided with P gear opening valves 9 and the 4th oil circuit e provided with non-P gear opening valves 7；The P keeps off opening valve 9 by institute
The 4th magnetic valve C1_cv controls are stated, the output end of the oil inlet end and the second solenoid valve B2_cv of the P gears opening valve 9 connects
Logical, the output end of the P gears opening valve 9 is connected by the parking reversal valve 10 with the first oil circuit 14；The non-P gears opening valve
7 are controlled by the 3rd magnetic valve B3_cv, the oil inlet end of the non-P gears opening valve 7 and the 5th magnetic valve C2_cv output end
Connection, the output end of the non-P gears opening valve 7 pass through the parking reversal valve 10 and second oil communication 13；Also include
Control the switch valve 12 of the parking reversal valve 10.
P gears opening valve 9, the non-P gear opening valves 7 and the parking reversal valve 10 are mechanical valve.The P is stopped
The opening end for opening valve 9 connects with the 4th magnetic valve C1_cv；The opening end and the 3rd electromagnetism of the non-P gears opening valve 7
Valve B3_cv is connected；The switch valve 12 is magnetic valve, the output port of the switch valve 12 and opening for the parking reversal valve 10
Qi Duan is connected.
As depicted in figs. 1 and 2, the first magnetic valve B1_cv, second solenoid valve B2_cv, the 3rd magnetic valve B3_cv,
Four magnetic valve C1_cv and the 5th magnetic valve C2_cv include magnet coil 2 and valve body 1, and the valve body is provided with the first adjustable side
Mouthful 3, second adjusts port 4, normally opened port 5 and overflow port 6, under the off-position of magnet coil 2, second adjustable side
Mouth 4 is in opening, and the first regulation port 3 is closed, and the magnet coil 2 is powered, and valve element is by electromagnetism
The thrust movement that coil 2 applies, the first regulation port 3 and the second regulation aperture size of port 4 are with the electromagnetic wire
The size of current adjustment of circle 2, because the first regulation port 3 is different with the cross-sectional sizes of the valve element corresponding to the second regulation port 4
And the aperture that the first regulation port 3 and second adjusts port 4 after valve element movement has difference, and then it is different to adjust normally opened port 5
Oil pressure exports.
The first regulation port of the 5th magnetic valve C2_cv connects with the working connection, and the second regulation port connects back to
Oil-piping, normally opened port connect with the second clutch C2 and the non-P gears opening valve；The 3rd magnetic valve B3_cv's
Second regulation port includes first port and second port, and first port connects with the working connection, second port and the second electricity
Magnet valve B2_cv the first regulation port connection；First regulation port connects back to oil-piping, normally opened port and first brake
B3 and the non-P gears opening valve connection；The second regulation port of the second solenoid valve B2_cv connects back to oil-piping；Normally opened end
Mouth connects with the first brake B2 and P gear opening valves；The first regulation port of the 4th magnetic valve C1_cv and institute
Working connection connection is stated, the second regulation port connects back to oil-piping, and normally opened port is stopped and opened with the second clutch C1 and the P
Valve connects.Also include the first brake B1 and control the first magnetic valve B1_cv of the first brake B1, first electromagnetism
Valve B1_cv the second regulation port connects with the working connection, and first, which adjusts port, connects back to oil-piping, normally opened port with it is described
First brake B1 is connected.As shown in figure 3, the shift logic of hydraulic system, speed changer is in when reversing gear, second brake B2 and
Second clutch C2 is acted；During traveling, when speed changer is in a gear, the first brake B1 and second brake B2 actions；
When speed changer is in two gears, the first brake B1 and the 3rd brake B3 actions；When speed changer is in three gears, the first brake B1
Acted with second clutch device C2；When speed changer is in four gears, the first brake B1 and first clutch device C1 actions；Speed changer
During in five gears, first clutch C1 and second clutch device C2 actions；When speed changer is in six gears, the 3rd brake B3 and the
One clutch device C1 is acted；During brake, second brake B2 and the 3rd brake B3 actions；Parking reversal valve 10 opens parking lock
Open, second brake B2 and first clutch device C1 actions；Parking reversal valve 10 closes parking lock, the 3rd brake B3 and
Two clutch device C2 are acted.
In order to maintain oil pressure on working connection stable, ensure the stabilization of brake and clutch operating, set on the working connection g
There is pressure maintaining valve 8.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
1. the hydraulic gear-shifting system with parking control function, including shift module, the shift module includes connection pump oil mould
The working connection of block, in addition to second brake B2, the 3rd brake B3, first clutch C1 and second clutch C2, its feature
It is：It is provided with the second solenoid valve B2_cv for controlling the second brake on the working connection, the of the 3rd brake of control
Three magnetic valve B3_cv, the 4th magnetic valve C1_cv for controlling first clutch and the 5th magnetic valve C2_ for controlling second clutch
cv；
Also include parking inverting module, the parking inverting module includes the parking reversal valve of control parking lock, and the parking is changed
The first oil circuit and the second oil circuit for the parking lock fuel feeding or oil return are provided with to valve；Also include being provided with the 3rd of P gear opening valves
Oil circuit and the 4th oil circuit provided with non-P gear opening valves；
The P gears opening valve is controlled by the 4th magnetic valve C1_cv, oil inlet end and the described second electricity of the P gears opening valve
Magnet valve B2_cv output end connection, the output end of the P gears opening valve pass through the parking reversal valve and the first oil communication；
The non-P gears opening valve is controlled by the 3rd magnetic valve B3_cv, the oil inlet end and the 5th electricity of the non-P gears opening valve
Magnet valve C2_cv output end connection, the output end of the non-P gears opening valve pass through the parking reversal valve and second oil circuit
Connection；
Also include the switch valve for controlling the parking reversal valve.
2. there is the hydraulic gear-shifting system of parking control function as claimed in claim 1, it is characterised in that：The P, which is stopped, to be opened
Valve, the non-P gear opening valves and the parking reversal valve are mechanical valve；The opening end and the described 4th of the P gears opening valve
Magnetic valve C1_cv is connected；The opening end of the non-P gears opening valve connects with the 3rd magnetic valve B3_cv；The switch valve is
Magnetic valve, the output port of the switch valve connect with the opening end of the parking reversal valve.
3. there is the hydraulic gear-shifting system of parking control function as claimed in claim 1, it is characterised in that：Also include the first system
Dynamic device B1 and the first magnetic valve B1_cv for controlling the first brake B1.
4. there is the hydraulic gear-shifting system of parking control function as claimed in claim 3, it is characterised in that：First magnetic valve
B1_cv, second solenoid valve B2_cv, the 3rd magnetic valve B3_cv, the 4th magnetic valve C1_cv and the 5th magnetic valve C2_cv include
Magnet coil and valve body, the valve body are provided with the first regulation port, the second regulation port, normally opened port and overflow port, institute
State under magnet coil off-position, the second regulation port is in opening, and the first regulation port, which is in, closes shape
State, the magnet coil are powered, and the first regulation port and the second regulation port aperture size are with the magnet coil
Size of current adjustment, and then realize normally opened port it is different oil pressure output.
5. there is the hydraulic gear-shifting system of parking control function as claimed in claim 3, it is characterised in that：
The first regulation port of the 5th magnetic valve C2_cv connects with the working connection, and the second regulation port connects back to oil pipe
Road, normally opened port connect with the second clutch C2 and the non-P gears opening valve；
The second regulation port of the 3rd magnetic valve B3_cv includes first port and second port, first port and the master
Oil communication, second port connect with second solenoid valve B2_cv the first regulation port；First regulation port connects back to oil pipe
Road, normally opened port connect with the first brake B3 and the non-P gears opening valve；
The second regulation port of the second solenoid valve B2_cv connects back to oil-piping；Normally opened port and the first brake B2
And the P gears opening valve connection；
The first regulation port of the 4th magnetic valve C1_cv connects with the working connection, and the second regulation port connects back to oil pipe
Road, normally opened port connect with the second clutch C1 and P gear opening valves；
The second regulation port of the first magnetic valve B1_cv connects with the working connection, and the first regulation port connects back to oil pipe
Road, normally opened port connect with the first brake B1.
6. the hydraulic gear-shifting system with parking control function as any one of claim 1 to 5, it is characterised in that：
The working connection is provided with pressure maintaining valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711274441.0A CN107830163B (en) | 2017-12-06 | 2017-12-06 | Hydraulic gear shifting system with parking control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711274441.0A CN107830163B (en) | 2017-12-06 | 2017-12-06 | Hydraulic gear shifting system with parking control function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107830163A true CN107830163A (en) | 2018-03-23 |
| CN107830163B CN107830163B (en) | 2023-01-13 |
Family
ID=61641745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711274441.0A Active CN107830163B (en) | 2017-12-06 | 2017-12-06 | Hydraulic gear shifting system with parking control function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107830163B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317280A (en) * | 2018-04-18 | 2018-07-24 | 第拖拉机股份有限公司 | A kind of used with tractor power reversal valve |
| CN108533747A (en) * | 2018-04-24 | 2018-09-14 | 盛瑞传动股份有限公司 | Electric gear change device and automobile |
| CN111536231A (en) * | 2020-05-19 | 2020-08-14 | 盛瑞传动股份有限公司 | Control method for safe home return of vehicle |
| CN112963524A (en) * | 2021-02-06 | 2021-06-15 | 哈尔滨东安汽车发动机制造有限公司 | Electronic gear shifting hydraulic control oil circuit of automatic transmission of automobile |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05215228A (en) * | 1992-02-05 | 1993-08-24 | Toyota Motor Corp | Hydraulic control device for shift by wire automatic transmission |
| JPH06221422A (en) * | 1992-02-04 | 1994-08-09 | Toyota Motor Corp | Oil pressure control device for shift-by-wire type automatic transmission |
| US6767304B1 (en) * | 2003-05-13 | 2004-07-27 | Daimlerchrysler Corporation | Control system for an eight-speed automatic transmission |
| CN106523698A (en) * | 2016-12-30 | 2017-03-22 | 盛瑞传动股份有限公司 | P-gear locking control device |
-
2017
- 2017-12-06 CN CN201711274441.0A patent/CN107830163B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06221422A (en) * | 1992-02-04 | 1994-08-09 | Toyota Motor Corp | Oil pressure control device for shift-by-wire type automatic transmission |
| JPH05215228A (en) * | 1992-02-05 | 1993-08-24 | Toyota Motor Corp | Hydraulic control device for shift by wire automatic transmission |
| US6767304B1 (en) * | 2003-05-13 | 2004-07-27 | Daimlerchrysler Corporation | Control system for an eight-speed automatic transmission |
| CN106523698A (en) * | 2016-12-30 | 2017-03-22 | 盛瑞传动股份有限公司 | P-gear locking control device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317280A (en) * | 2018-04-18 | 2018-07-24 | 第拖拉机股份有限公司 | A kind of used with tractor power reversal valve |
| CN108317280B (en) * | 2018-04-18 | 2023-11-21 | 第一拖拉机股份有限公司 | Power reversing valve for tractor |
| CN108533747A (en) * | 2018-04-24 | 2018-09-14 | 盛瑞传动股份有限公司 | Electric gear change device and automobile |
| CN111536231A (en) * | 2020-05-19 | 2020-08-14 | 盛瑞传动股份有限公司 | Control method for safe home return of vehicle |
| CN112963524A (en) * | 2021-02-06 | 2021-06-15 | 哈尔滨东安汽车发动机制造有限公司 | Electronic gear shifting hydraulic control oil circuit of automatic transmission of automobile |
| CN112963524B (en) * | 2021-02-06 | 2022-05-17 | 哈尔滨东安汽车发动机制造有限公司 | Electronic gear shifting hydraulic control oil circuit of automatic transmission of automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107830163B (en) | 2023-01-13 |
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